CALCIUM-CHANNEL BLOCKERS AND CILOSTAZOL - NIFEDIPINE OR VERAPAMIL
The UK manufacturers of cilostazol advise caution when it is given with drugs that are substrates of CYP3A4, especially those with a narrow therapeutic index. They specifically mention nifedipine and verapamil.
Monitor the outcome of concurrent use for an increase in the effects of verapamil or nifedipine (e.g. hypotension or bradycardia).
Monitor the outcome of concurrent use for an increase in the effects of verapamil or nifedipine (e.g. hypotension or bradycardia).